/* | |
* Licensed to the Apache Software Foundation (ASF) under one | |
* or more contributor license agreements. See the NOTICE file | |
* distributed with this work for additional information | |
* regarding copyright ownership. The ASF licenses this file | |
* to you under the Apache License, Version 2.0 (the | |
* "License"); you may not use this file except in compliance | |
* with the License. You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, | |
* software distributed under the License is distributed on an | |
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
* KIND, either express or implied. See the License for the | |
* specific language governing permissions and limitations | |
* under the License. | |
*/ | |
package org.apache.uima.ruta.explain.selection; | |
import org.apache.uima.caseditor.editor.AnnotationEditor; | |
import org.apache.uima.ruta.explain.apply.ApplyTreeContentProvider; | |
import org.apache.uima.ruta.explain.apply.ApplyTreeLabelProvider; | |
import org.apache.uima.ruta.explain.apply.ApplyViewPage; | |
import org.apache.uima.ruta.explain.tree.ApplyRootNode; | |
import org.apache.uima.ruta.explain.tree.ExplainTree; | |
import org.eclipse.jface.viewers.ISelection; | |
import org.eclipse.jface.viewers.StructuredSelection; | |
import org.eclipse.jface.viewers.TreeViewer; | |
import org.eclipse.swt.SWT; | |
import org.eclipse.swt.widgets.Composite; | |
import org.eclipse.ui.IWorkbenchPart; | |
public class ExplainSelectionViewPage extends ApplyViewPage { | |
private int offset = -1; | |
public ExplainSelectionViewPage(AnnotationEditor editor) { | |
super(editor); | |
} | |
@Override | |
public void createControl(Composite parent) { | |
viewer = new TreeViewer(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL); | |
viewer.setContentProvider(new ApplyTreeContentProvider()); | |
viewer.setLabelProvider(new ApplyTreeLabelProvider(this)); | |
viewer.setInput(new ApplyRootNode(null, document.getCAS().getTypeSystem())); | |
getSite().setSelectionProvider(viewer); | |
getSite().getPage().addSelectionListener(this); | |
} | |
@Override | |
public void selectionChanged(IWorkbenchPart part, ISelection selection) { | |
if (selection instanceof StructuredSelection && part instanceof AnnotationEditor) { | |
offset = editor.getCaretOffset(); | |
if (offset >= 0) { | |
ExplainTree tree = new ExplainTree(document.getCAS(), offset); | |
viewer.setInput(tree.getRoot()); | |
viewer.refresh(); | |
} | |
} | |
} | |
} |